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Finding the Fourth Proportional to 594,566.19, 820,158.19 and 379,463.80

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Solution

The fourth proportional to 594,566.19, 820,158.19 and 379,463.80 is: 523,441.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,566.19 : 820,158.19 = 379,463.80 : x
  2. Step 2: Convert to fraction form
    594,566.19/820,158.19 = 379,463.80/x
  3. Step 3: Cross multiply
    594,566.19x = 820,158.19 × 379,463.80
  4. Step 4: Simplify right side
    594,566.19x = 311,220,343,378.52
  5. Step 5: Solve for x
    x = 311,220,343,378.52/594,566.19
  6. Step 6: Final answer
    x = 523,441.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.